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一个学习pscad仿真的例程，包含了元件仿真以及fortran语言的运用等。(A learning pscad simulation routines, including the component simulation, and the use of such fortran language.)

简单画图板，初学者实用，比较简单，如果喜欢可以下载来看看(Simple drawing board, beginners practical, relatively simple)

说明：  DXF文件格式说明，包中包含了dxf文件的所有组码的解释(DXF file format description)

软件可以实现对时域范围内的摩擦力的数据处理，同时可以对显示二维的摩擦力随时间变化规律及三维角度的摩擦力-位移-时间三变量的变化规律，最后可以将所绘制的图像进行导出。(The software can realize the data processing of the friction in the time domain, and can change the friction law of the two-dimensional friction and the three-dimensional friction-displacement-time three variables. Finally, Image is exported.)

Variable Tline in PSCAD

DDA法 P2P法插补直线、圆弧 DDA法 P2P法插补直线、圆弧 DDA法 P2P法插补直线、圆弧(Linear interpolation, circularLinear interpolation, circularLinear interpolation, circular)

自动绘制保护煤柱,CAD 二次开发的，输入参数后，自己就绘制出来了(Automatic drawing protection pillar, CAD secondary development)

DDA方法的绘制直线 圆的绘制 曲线的绘制等(tu xing xue)

用5阶weno格式求解sod激波管问题，画出了t=0.14时刻的密度，速度和压力的分布曲线(solve the problem of shock wave in tube by using the 5 order WENO format)

用ncl计算气象资料多年降水的eof前两个模态并作图(Calculating EOF of precipitation with NCL and mapping)